24-hr urinary catecholamine excretion, training and performance in elite swimmers.

@article{Atlaoui200624hrUC,
  title={24-hr urinary catecholamine excretion, training and performance in elite swimmers.},
  author={Djamila Atlaoui and Martine Duclos and Caroline Gouarn{\'e} and Lucien Lacoste and F. Barale and Jean-Claude Chatard},
  journal={International journal of sports medicine},
  year={2006},
  volume={27 4},
  pages={314-21}
}
The aim of the present study was to investigate the effects of training variations on 24-hr urinary noradrenaline (NA) and adrenaline (Ad) levels and the adrenaline/noradrenaline (Ad/NA) ratio to search for a possible relationship between catecholamine excretion, training, and performance in highly trained swimmers. Fourteen swimmers (5 female and 9 male) were tested after 4 weeks of intense training (IT), 3 weeks of reduced training (RT), and 5 weeks of low training (LT). At the end of each… CONTINUE READING

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